/usr/lib/xemacs-21.4.22/x86_64-linux-gnu/include/m/plexus.h is in xemacs21-bin 21.4.22-4ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 | /* machine description file for the Plexus running System V.2.
Copyright (C) 1986 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with XEmacs; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Synched up with: FSF 19.31. */
/* The following line tells the configuration script what sort of
operating system this machine is likely to run.
USUAL-OPSYS="usg5-2" */
/* Now define a symbol for the cpu type, if your compiler
does not define it automatically:
vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO
are the ones defined so far. */
/* Plexus predefines m68 instead of m68000. */
#define m68000 m68
/* Data type of load average, as read out of kmem. */
#undef LOAD_AVE_TYPE
/* Convert that into an integer that is 100 for a load average of 1.0 */
#undef LOAD_AVE_CVT
/* Define CANNOT_DUMP on machines where unexec does not work.
Then the function dump-emacs will not be defined
and temacs will do (load "loadup") automatically unless told otherwise. */
#undef CANNOT_DUMP
/* Define C_ALLOCA if this machine does not support a true alloca
and the one written in C should be used instead.
Define HAVE_ALLOCA to say that the system provides a properly
working alloca function and it should be used.
Define neither one if an assembler-language alloca
in the file alloca.s should be used. */
#undef C_ALLOCA
#define HAVE_ALLOCA
/* Define NO_REMAP if memory segmentation makes it not work well
to change the boundary between the text section and data section
when Emacs is dumped. If you define this, the preloaded Lisp
code will not be sharable; but that's better than failing completely. */
#undef NO_REMAP
/* Use the following on ld so we can use the gnu crt0
The plexus ld looks for start */
#define LD_SWITCH_MACHINE "-e __start"
/* Use the PW library, which contains alloca. */
#define LIB_STANDARD "-lPW -lc"
/* crt0.c should use the vax-bsd style of entry, with no dummy args. */
#define CRT0_DUMMIES zero1, zero2,
/* This triggers some stuff to avoid a compiler bug */
#define TAHOE_REGISTER_BUG
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